205
Participants
Start Date
September 30, 2016
Primary Completion Date
August 31, 2021
Study Completion Date
September 30, 2021
Vaginal Progesterone
Intramuscular Progesterone (17 alpha hydroxprogesterone caproate)
Thomas Jefferson University Hospital, Philadelphia
George Washington University, Washington D.C.
Baystate Medical Center, Springfield
Baystate Medical Center
OTHER
George Washington University
OTHER
Vriginia Commonwealth University
UNKNOWN
Ohio State University
OTHER
Thomas Jefferson University
OTHER